13 SFC PROGRAM INSTRUCTIONS
13.1 SFC Control Instructions
1427
13
Ending a block
RST [BL]
This instruction deactivates the specified block.
■Execution condition
■Description, range, data type
■Applicable devices
*1 The BL can be index modified.
• This instruction deactivates the specified block independently.
• All the active steps are deactivated and coil outputs are turned off.
• If the block start/end bit of the SFC information device is set, the corresponding bit device turns off.
• If the instruction is executed to an inactive block, the instruction is ignored.
• The RnCPU and RnENCPU with firmware version "12" or later support this instruction. (Use an engineering tool with version "1.015R" or later.)
• The RnPCPU (process) with firmware version "03" or later supports these instructions. (Use an engineering tool with version "1.020W" or later.)
Ladder ST
ENO:=RST(EN,d);
FBD/LD
Instruction Execution condition
RST
Operand Description Range Data type Data type (label)
(d) Block No. to be deactivated
(Reset (off) target bit device number)
Bit ANY_ELEMENTARY
EN Execution condition Bit BOOL
ENO Execution result Bit BOOL
Operand Bit Word Double word Indirect
specification
Constant Others
(BL)
X, Y, M, L,
SM, F, B, S,
SB, FX, FY
J\ T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD
U\G, J\,
U3E\(H)G
Z LT, LST,
LC
LZ K, H E $
(d)
*1
RnCPU
RnENCPU
RnSFCPU RnSFCPURnPCPURnPCPU
(Standard) (Safety)
(Redundant)
(Process)
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